PT8A2516 Datasheet, PDF (1/6 Pages) Pericom Semiconductor Corporation – Simple Timer

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Features
 Operating voltage: 3.5V~5.5V.
 Have Reset function
 Relay output disable without external oscillator
 Adjustable Timer: 20mins~16hrs
 Quick test mode(QTM)
 Few external components
 Low cost lead free TO94-4L and SOT23-5L package
PT8A2516
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Simple Timer
Description
The PT8A2516 is a CMOS LSI chip designed for
timer applications, the time can be adjusted by external
R/C. It has reset function.
The chip includes: Power on reset circuit, Logic
control circuit, Output driver circuit, Key scan circuit,
timer circuit, Built-in internal oscillator and external R/C
oscillator circuit etc. It is enclosed in lead free TO-94 and
SOT23-5 package.
Applications
 Timer
Pin Configuration
TO94-4L (Top View)
OSC 1
GND
2
PT8A2515
SOT2_S3-_O5L_T(T₂o₃p_-V₅iew)
VCC 3
5 NC
4 Relay
Pin Description
Pin No.
TO94-4L
1
2
SOT23-5L
4
3
3
1
4
2
-
5
Pin Name
Relay
VCC
OSC
GND
NC
I/O
Description
O Relay output, high active
I Power supply
I/O
Oscillator's Frequency of 8.192KHz with an external R1, C1.
As input, requires a negative pulse to active “Reset” function.
I Ground
- Not connected
2014-04-0002
PT0273-4
04/09/2014
1